KR100573251B1 - Pen including sealing parts - Google Patents

Abstract

The present invention relates to a writing instrument incorporating an airtight device, and more particularly, to a writing instrument using a volatile ink, by removing a detachable lid and mounting the airtight device therein, the opening and closing operation is simplified and convenient with only one hand. It is open and close, it is easy to manage because there is no worry of losing the lid, and improves confidentiality to prevent disposal due to the drying of writing instruments and accordingly, it is a writing instrument with a built-in airtight device that can reduce the waste of resources and environmental pollution. A hollow housing having two or more seating portions corresponding to the member, the ejection device for releasing only one selected from the cylindrical members seated thereon, one end of which is provided with the ejection device, and the other end of which has a ejection opening through which the writing tool penetrates. , One end is mounted to the seating portion of the leach device, the other end leach by the leach device And a cylindrical stopper having a shape to seal the exit port to an airtight end, which is mounted on a seating part of the exit device, the other end is a writing tool tip, and includes one or more hollow cylindrical ink tubes filled with volatile ink therein. A writing instrument incorporating an airtight device, characterized in that.

Airtight Device, Ejection Device, Writing Instruments

Description

Writing instrument with built-in airtight device {PEN INCLUDING SEALING PARTS}

1 is a schematic cross-sectional view of an embodiment of a writing instrument incorporating an airtight device according to the present invention.

Figure 2 is an enlarged cross-sectional view of the end of an embodiment of a writing instrument incorporating an airtight device according to the present invention.

Figure 3 is an enlarged cross-sectional view showing a coupling example of the observing device and the housing for one embodiment of a writing instrument with a built-in airtight device according to the present invention.

Figure 4 is an operation example of an embodiment of a device for observing a writing instrument with a built-in airtight apparatus according to the present invention.

Figure 5 is an enlarged cross-sectional view of the end of another embodiment of a writing instrument incorporating an airtight device according to the present invention.

Figure 6 is an enlarged cross-sectional view of the end of another embodiment of a writing instrument incorporating an airtight device according to the present invention.

7 is an enlarged cross-sectional view of the end of the writing instrument incorporating the airtight device according to the present invention for operation during airtight.

8 is an enlarged cross-sectional end view of the operation in use of one embodiment of a writing instrument incorporating an airtight device according to the present invention;

<Description of the symbols for the main parts of the drawings>

10: observation device 11: seating portion

12: O-ring 13: upper thread

14: lower threaded portion 15: engaging projection

16: elastic spring 17: lever spring

18: Push bar 19: Double O-ring

20 housing 21 outlet

22: elastic member film 23: O-ring cover

24: sealing plate 25: sealing plate cover

30: stopper 40: ink tube

41: writing brush tip

The present invention relates to a writing instrument incorporating an airtight device, and more particularly, to a writing instrument using a volatile ink, by removing a detachable lid and mounting the airtight device therein, the opening and closing operation is simplified and convenient with only one hand. It is easy to open and close, and it is easy to manage because there is no fear of losing the lid, and improves the confidentiality to prevent the disposal of writing instruments by drying, and thus, the writing instruments with built-in airtight devices to reduce waste and environmental pollution. It is about.

When a general writing instrument is not used, the tip of the writing instrument is kept closed by a cap or a cap to maintain confidentiality, thereby preventing the ink of the pen tip from drying. However, writing instruments of this type exist inconvenient use due to opening and closing the pen, and if the lid is not properly closed, the pen nib is not kept confidential, and thus the pen nib can no longer be used or has a problem of being difficult to use. In addition, there is a problem that it is difficult to manage the lid as the lid is removable, there is a problem that the pen should be discarded when lost.

Therefore, in order to improve the inconvenience of using the detachable lid as described above, designs have been developed to allow the pen nib to move forward and backward, or to penetrate and to automatically close the front end of the writing instrument. In the case of Japanese Utility Model Publication No. 42-21538, the closure mechanism is designed to have a closing device in the form of a magnetic force attached to the front end of the writing instrument main body, and in the case of Korean Patent No. 95-1698, a structure having a sleeve and a closure formed with a seal member seal is provided. As the front end of the sleeve and the closure is provided with a writing instrument formed of a magnet to attract the other one, but the structure is very complicated, the number of parts is difficult to manufacture, there is a problem that increases the manufacturing cost.

In addition, there are designs devised to have a closing mechanism that seals the end of writing instruments by applying various elastic subsidiary materials. However, in general, the contact surface is formed to be opened by opening the elastic member by pushing the pen nib. It is deteriorated and there is a problem that the airtight effect is lowered when repeated for a long time due to the decrease in the elastic force of the elastic member.

 In order to solve the problems of the prior art as described above, the present invention is to provide a writing instrument that can be sure to maintain the confidentiality without using a separate removable lid to reduce the drying of the pen nib according to the loss or incomplete sealing of the lid For the purpose of

In addition, an object of the present invention is to provide a writing instrument having an airtight device which can minimize the deterioration due to repeated use without a separate lid, and can be easily opened and closed by a simple operation.

In addition, an object of the present invention is to provide a writing instrument that can be manufactured utilizing the existing writing instrument manufacturing apparatus to the maximum, thereby minimizing development costs and manufacturing costs.

In order to achieve the above object, the present invention

A bleeding device having two or more seating portions that coincide with the cylindrical member and releasing only one selected from the cylindrical members seated thereon;

A hollow housing having an ejection opening through which the ejection device is attached at one end and a writing tool nib at the other end;

One end is mounted to the seating portion of the dispensing device, the other end is a cylindrical stopper having a shape for hermetically sealing the spout at the time of extraction by the spouting device; And

One end is mounted to the seating portion of the ejection device, the other end is a writing implement nib, and provides a writing instrument with a built-in airtight device, characterized in that it comprises one or more hollow cylindrical ink tube filled with volatile ink therein.

Hereinafter, the present invention will be described in detail with the accompanying drawings.

The writing instrument incorporating the airtight device of the present invention has two or more seating portions 11 corresponding to the cylindrical member, and a bleeding device 10 for releasing only one selected from the cylindrical members seated thereon, and at one end of the bleeding device ( 10) is laid, the other end of the hollow housing 20 having a discharge port 21 through which the writing nib 41 is discharged, one end is mounted to the seating portion 11 of the discharge device 10, the other end The cylindrical stopper 30 and one end of the cylindrical plug having a shape to ensure the air-tight port 21 is sealed at the time of ejection by the ejection device 10 is mounted on the seating portion 11 of the ejection device 10, the other end Is a writing implement nib 41, and includes one or more hollow cylindrical ink tubes 40 filled with volatile ink therein.

1 and 2 show a cross-sectional schematic diagram of an embodiment of a writing instrument incorporating the above-mentioned airtight device. In particular, FIG. 2 is an enlarged view of only the end of the writing instrument shown in FIG. 1 which is an embodiment of the writing instrument incorporating the airtight device.

As shown in the drawing, the writing instrument incorporating the airtight device includes a observing device 10. The dispensing device 10 is a device for ejecting and injecting the one or more ink tubes 40 and one stopper 30, the ink tube 40 and the stopper 30 is connected to the dispensing device Apparatus for having two or more seating portions (11) corresponding to the cylindrical member, such as the ink tube (40) and the stopper (30) so as to be moved by the (10), so as to observe only one selected from the cylindrical member seated thereon to be. The shape of the ink tube 40 and the stopper 30 is not limited to a cylindrical shape, but can be manufactured in various forms, and the cylindrical shape is preferable in consideration of the maintenance of airtightness and ease of manufacture.

The well-known method used in the conventional two-color or multi-color ballpoint pen can be applied to the method of the percolation apparatus 10. This has the advantage of utilizing the existing writing implements as it is. As a specific example of the ejection method, a rotary ejection method of a twist switching loading method is applied, or a push method having a push button that can be individually selected to each ink tube at the upper end of the pen. Using a push-through method applied to, or the push button is one, so that the ink tube pressed under the push-button is selected by the rotational movement and to eject the ink tube or plug selected by the push-through method Methods such as a rotary / push combination can be applied. When the push button method is included, although not shown in the drawing, it is configured to have a restoring force by including a spring, a locking jaw, and the like in the middle of the ink tube or the stopper as is known. Preferably, in the case of the rotary bleeding system in which the twisted nib is moved back and forth, the airtightness is easy to maintain. In addition, in the case of the push button method, when the elasticity such as rubber or silicone is coated on the contacting part and the moving part of the button, the same effect can be obtained.

In addition, in the case of the rotary ejection method, wear of the contact surface may occur due to rotation, and air leakage may occur, so that the contact surface may further include an O-ring 12 on the contact surface. In the case of the rotation method through the screw coupling, the airtight member of the O-ring 12 is further included at the end of the screw thread when the stopper is ejected downward, thereby improving the airtightness, as shown in FIG. As described above, the upper threaded portion 13 may be configured such that the right hand thread, the lower threaded part 14 may be manufactured in the form of the left hand thread, or vice versa, so that airtightness is always maintained after a certain angle of rotation for ejection. Also in this case, the upper and lower ends of the screw thread may further include an O-ring 12 to improve the airtightness. In addition, in the case of the push-through type, the inside of the seating portion 11, the push rod 18, and the ejection device 10 of the ink tube 40 and the stopper 30 in the form of a wedge-shaped press in the form shown in FIG. A rod 18 and a double O-ring 19 in the bleeding device are configured in accordance with the shape of the wedge-shaped push rod 18, and the rear end of the stopper 30 is a downward wedge, and an ink tube ( The rear end of the stopper 40 is formed with a wedge upward, and when the stopper 30 is ejected, the rear end of the stopper 30 presses the double O-ring 19 to maintain airtightness, and the ink tube 40 is upward. Since it is in a raised state, it can be configured to press the double O-ring 19 with an upward wedge to maintain airtightness.

In addition to the well-known leaching method, Figure 4 presents a specific example of the leaching method applicable to the present invention. The embodiment of Figure 4 is automatically sealed in the case of not using the writing instrument to prevent drying of the writing pen nib by the user's carelessness in consideration of the possibility that the sealing may fail if the user does not fully confirm the sealing It suggests a device that can be used. In the drawing, the cylindrical member on the left side is the ink tube 40, and the cylindrical member on the right side is the stopper 30. As shown in FIG. 4 (a), the stopper 15 is upper part as the stopper blocks the outlet. In the stopper 30, the expansion force of the spring is always acted by the elastic force of the elastic spring 16, and the wedge-shaped airtight retaining portion at the bottom of both the stopper push rod 18b and the ink pipe push rod 18a is doubled. Since it is in contact with the O-ring 19, the upper and lower ends of the writing instrument are always kept confidential. When the user moves the locking protrusion 15 downward, the pen tip of the writing instrument is extracted by going to step (c) of FIG. 4. That is, the lever spring 17 was used to move the stopper and the nib in the reverse direction only by the operation of the locking protrusion 15, which put the spring into two split pipes and based on the lever spring fixing part 17a. Placed on both sides and connected to the stopper push rod (18b) and the ink tube push rod (18a) to allow the two push rods to move in the opposite direction to each other. The lever spring 17 accommodates the change in the length of the lever according to the change of position, and the two cup-shaped cylinders are coupled in pairs to face each other so that the length can be changed while linearly moving to prevent deviation during movement. A variable spring 17b having a spring therein and a cup-shaped cylinder of the variable spring are fixedly coupled to both sides, and a lever spring fixing part 17a fixed to the inner wall of the feeding device in a pivotal form. In addition, by releasing the locking protrusion 15 in Figure 4 (c) by the restoring force of the elastic spring 16 is automatically pressed so that it can be switched directly to the position (a) of Figure 4.

The housing 20 is configured in such a way that the dispensing device 10 is attached to one end, and the dispensing port 21 to allow the tip of the writing instrument to be discharged at the opposite end. In addition, for installation or exchange of the ink tube 40 or stopper 30, the housing 20 can be configured to be detachable from the center portion, the two separated portions can be coupled through screwing, screw In the case of bonding, it is preferable because it is easy to maintain airtightness.

Since the air outlet 21 of the housing 20 must be kept airtight in order to prevent drying of the writing tool nib, the air outlet 21 preferably has a tapered conical shape narrowing toward the outlet as shown in FIG. 2. In this case, it is preferable to have a conical shape so that the end shape of the stopper 30 which maintains the airtightness of the writing instrument in accordance with the spout 21 also corresponds thereto.

In addition, the inner wall of the outlet 21 may be configured to have an elastic member film 22 including rubber, silicon, etc. in order to maintain the airtightness more effectively in contact with the stopper 30. The elastic member film 22 may be formed through a coating method or an adhesive method.

In addition, the outlet 21 may be configured to further include an O-ring 12 is fixed to the inner wall surface of the outlet 21 to maintain the airtight between the stopper 30 and the housing 20. The O-ring 12 preferably has an O-ring cover 23 on the upper portion of the O-ring for fixing the O-ring, and may be provided with a double O-ring 12 to improve airtightness. have. As shown in FIG. 5, an O-ring 12 is installed in a double manner and the O-ring cover 23 is disposed on the upper portion of each O-ring to prevent the O-ring from escaping. Can be configured. The O-ring cover 23 may be configured as a separate component as shown in Figure 5, or may be configured integrally with the housing. Particularly, in the case of the uppermost O-ring cover 23 such as the secondary O-ring cover, the cover shape is made in a curved shape converging to induce the stopper and writing pen to be correctly inserted into the outlet, and the O-ring (12) It is desirable to be able to protect). As the material of the O-ring 12 may be used a variety of materials applied to the O-ring having a known elastic force, such as rubber, synthetic resin.

In addition, the outlet 21 may be configured as shown in another embodiment in FIG. That is, in order to maintain the airtightness between the stopper 30 and the housing 20, the sealing plate 24 is coupled to the inner wall surface of the outlet 21, and the sealing plate 24 is fixed to the upper portion of the sealing plate 24. The sealing plate cover 25 can be formed. The sealing plate 24 may be used a variety of known elastic members, including rubber, silicone, the sealing plate cover 25 is configured in the form as shown in Figure 6, or the secondary O- of FIG. It is desirable to make the cover and the writing instrument nib correctly inserted into the spout and protect the sealing plate 24 by making the cover shape like a ring cover.

One end of the stopper 30 is mounted on the seating portion 11 of the feeding device 10, and the opposite end of the stopper 30 is discharged when the stopper 30 is discharged by the feeding device 10. ) Can be configured to have an airtight shape and have a cylindrical shape as a whole. The cross-sectional shape of the stopper 30 may be configured to have various cross-sectional shapes such as square or pentagon in addition to the cylindrical shape, but the cylindrical shape is preferable in terms of ease of manufacture and airtightness. The shape of the side coinciding with the outlet port 21 of the stopper 30 can be a variety of shapes of tapered shape to narrow toward the exit of the cone or trapezoidal truncated conical or end, as described above When 21 is conical shape, it is preferable that the tip shape of the stopper 30 is also conical. Further, in order to improve the airtightness, the end material may be made of an elastic member including the above-mentioned rubber or silicone, or may be configured to have a film made of the elastic member on the surface of the end of the plug.

One end of the ink tube 40 is mounted on the seating portion 11 of the feeding device 10, and the other end thereof corresponds to the nib 41 of the writing instrument, and the inside of the tube is filled with volatile ink. The ink filled in the ink tube 40 as a cylinder may include any ink having volatility as an aqueous, oily or neutral ink, and may be applied to a highlighter or the like. Specific examples of the ink tube 40 may correspond to a refill nib of a general writing implement. When the writing instrument incorporating the airtight device of the present invention is configured in the form of a conventional two-color writing instrument, the ink tube 40 and the stopper 30 are composed of three or more multi-color writing instruments. It may be configured to have two or more ink tubes 40 and one stopper 30.

Specific operation examples of the present invention will be described below with reference to the drawings.

As shown in FIG. 7 and FIG. 8, FIG. 7 shows a state where airtightness of the writing instrument is maintained by using the stopper 30. That is, the stopper 30 is discharged from the ink tube 40 and the stopper 30 by the feeding device 10, and the plugged stopper 30 is matched with the outlet 21 of the housing 20 to allow writing of the writing instrument. The inside and the outside may be separated and the ink of the nib 41 may be prevented from being volatilized and dried. 7 is a state of writing instruments in a general storage state. Therefore, it is possible to maintain the confidentiality of writing instruments without using a separate lid. When the user intends to use the writing instrument, the ink tube 40 is ejected through the ejection apparatus 10, and the ink tube 40 is ejected as shown in FIG. 8, and the user uses the writing instrument. Again, the stopper 30 may be ejected through the feeding device 10, and the writing instrument may be stored while keeping the airtight like a lid.

Writing instruments incorporating the airtight device of the present invention do not use a separate cover by using a built-in airtight device that prevents the outlet by a separate inner plug by the device, it is easy to use by simplifying the opening and closing operation, It is effective to completely eliminate the fear of loss.

In addition, the present invention is a built-in airtight device, by ensuring the air tightness to prevent the loss of the lid or drying the pen nib according to incomplete airtightness of the lid to reduce the disposal of writing instruments due to the drying of the nib to protect the environment, waste resources Can be minimized.

In addition, it can prevent deterioration due to repetitive use without a separate lid, and can be manufactured by making full use of the existing writing instrument manufacturing apparatus by applying the observing apparatus of the existing writing instrument. It can be supplied at low cost by minimizing the manufacturing cost.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various modifications and changes are possible to those skilled in the art without departing from the spirit and scope of the present invention as set forth in the claims below. Of course it is also included within the scope of the present invention.

Claims (9)

delete delete A hollow apparatus having two or more seating portions corresponding to the cylindrical member, the ejecting device for releasing only one selected from the cylindrical member seated thereon, one end of the ejection device is installed, the other end has a ejection opening for the writing penetrates A housing, one end of which is mounted to a seating part of the feeding device, the other end of which is cylindrically shaped to have an airtight shape at the time of extraction by the feeding device, and one end of which is mounted to a seating part of the feeding device, The other end is a writing instrument nib, and comprises one or more hollow cylindrical ink tubes filled with volatile ink therein, and the observing device is a rotary feeding method, and includes an O-ring at the end of the moving part of the rotary feeding device. Writing instrument incorporating an airtight device, characterized in that it comprises a seal member. delete A hollow apparatus having two or more seating portions corresponding to the cylindrical member, the ejecting device for releasing only one selected from the cylindrical member seated thereon, one end of the ejection device is installed, the other end has a ejection opening for the writing penetrates A housing, one end of which is mounted to a seating part of the feeding device, the other end of which is cylindrically shaped to have an airtight shape at the time of extraction by the feeding device, and one end of which is mounted to a seating part of the feeding device, The other end is a writing instrument nib, and comprises one or more hollow cylindrical ink tubes filled with volatile ink therein, and the housing includes an airtight device, characterized in that it comprises an elastic member film coupled to the inner wall of the outlet port. Writing instruments. A hollow apparatus having two or more seating portions corresponding to the cylindrical member, the ejecting device for releasing only one selected from the cylindrical member seated thereon, one end of the ejection device is installed, the other end has a ejection opening for the writing penetrates A housing, one end of which is mounted to a seating part of the feeding device, the other end of which is cylindrically shaped to have an airtight shape at the time of extraction by the feeding device, and one end of which is mounted to a seating part of the feeding device, The other end is a writing implement nib, and includes one or more hollow cylindrical ink tubes filled with volatile ink therein, and the housing is disposed on the O-ring and the upper portion of the O-ring of the elastic member coupled to the inner wall of the outlet. Writing instrument incorporating an airtight device, characterized in that it comprises an O-ring cover for fixing the O-ring in combination. A hollow apparatus having two or more seating portions corresponding to the cylindrical member, the ejecting device for releasing only one selected from the cylindrical member seated thereon, one end of the ejection device is installed, the other end has a ejection opening for the writing penetrates A housing, one end of which is mounted to a seating part of the feeding device, the other end of which is cylindrically shaped to have an airtight shape at the time of extraction by the feeding device, and one end of which is mounted to a seating part of the feeding device, The other end is a writing instrument nib, and comprises one or more hollow cylindrical ink tubes filled with volatile ink therein, and the housing is coupled to the sealing plate of the elastic member coupled to the inner wall of the tube and the upper portion of the sealing plate. Writing instrument incorporating an airtight device, characterized in that it comprises a sealing plate cover for fixing the sealing plate. The method according to any one of claims 5 to 7, The elastic member film is a writing instrument incorporating an airtight device, characterized in that the rubber or silicone. A hollow apparatus having two or more seating portions corresponding to the cylindrical member, the ejecting device for releasing only one selected from the cylindrical member seated thereon, one end of the ejection device is installed, the other end has a ejection opening for the writing penetrates A housing, one end of which is mounted to a seating part of the feeding device, the other end of which is cylindrically shaped to have an airtight shape at the time of extraction by the feeding device, and one end of which is mounted to a seating part of the feeding device, The other end is a writing instrument nib, and comprises one or more hollow cylindrical ink tubes filled with volatile ink therein, and the other end of the cylindrical stopper is coated with an elastic member film or made of an elastic member Writing instruments with built-in.

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